Finding the Fourth Proportional to 5,612.24, 8,411.56 and 2,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,612.24 : 8,411.56 = 2,485.50 : x
2. Step 2: Convert to fraction form
   5,612.24/8,411.56 = 2,485.50/x
3. Step 3: Cross multiply
   5,612.24x = 8,411.56 × 2,485.50
4. Step 4: Simplify right side
   5,612.24x = 20,906,932.38
5. Step 5: Solve for x
   x = 20,906,932.38/5,612.24
6. Step 6: Final answer
   x = 3,725.24